ffmpeg | branch: release/4.2 | Michael Niedermayer <mich...@niedermayer.cc> | Mon Apr 20 23:27:04 2020 +0200| [1653a2247fd8d92aa70d0633093735e27e38dbce] | committer: Michael Niedermayer
avcodec/cbs_h265_syntax_template: Limit num_long_term_pics more strictly The limit is based on hevcdec.c Fixes: 20854/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_METADATA_fuzzer-5160442882424832 Fixes: out of array access Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 435fa373d1f5045b17de74934e44863e2fb3071f) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1653a2247fd8d92aa70d0633093735e27e38dbce --- libavcodec/cbs_h265_syntax_template.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/cbs_h265_syntax_template.c b/libavcodec/cbs_h265_syntax_template.c index 8043e3e7b7..71a6413518 100644 --- a/libavcodec/cbs_h265_syntax_template.c +++ b/libavcodec/cbs_h265_syntax_template.c @@ -1371,7 +1371,7 @@ static int FUNC(slice_segment_header)(CodedBitstreamContext *ctx, RWContext *rw, infer(num_long_term_sps, 0); idx_size = 0; } - ue(num_long_term_pics, 0, HEVC_MAX_LONG_TERM_REF_PICS); + ue(num_long_term_pics, 0, HEVC_MAX_REFS - current->num_long_term_sps); for (i = 0; i < current->num_long_term_sps + current->num_long_term_pics; i++) { _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
